﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace thunghiemtotoise
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("Nhap so1: ");
            int a = int.Parse( Console.ReadLine());
            Console.Write("Nhap so 2: ");
            int b = int.Parse(Console.ReadLine());
            Console.WriteLine("Tong 2 so la: {0}", a + b);
            Console.WriteLine("Hieu 2 so la: {0}", a - b);
        }
    }
}
